PT-2026-60311 · Xszyou · Fay
CVE-2026-30618
·
Published
2026-07-15
·
Updated
2026-07-16
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
xszyou Fay version 4.3.1
Description
Remote code execution is possible via the MCP STDIO server management and command execution handling. A remote attacker can access the publicly exposed MCP management interface to configure an MCP STDIO server using attacker-controlled commands and parameters, leading to the execution of arbitrary commands within the context of the Fay service.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
RCE
Code Injection
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Weakness Enumeration
Related Identifiers
Affected Products
Fay